in reply to returning scalar context from map or grep
Parentheses around the arguments to my provide list context :
perl -le "my ($first) = grep {/bar/} (qw(foo bar baz)); print $first"
Note please, that I'm not exactly sure whether the parentheses on the left side induce the list context though - others will most likely correct me.
perl -MHTTP::Daemon -MHTTP::Response -MLWP::Simple -e ' ; # The $d = new HTTP::Daemon and fork and getprint $d->url and exit;#spider ($c = $d->accept())->get_request(); $c->send_response( new #in the HTTP::Response(200,$_,$_,qq(Just another Perl hacker\n))); ' # web
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Re: Re: returning scalar context from map or grep
by broquaint (Abbot) on Apr 28, 2003 at 13:20 UTC |